import {
  Card,
  Breadcrumb,
  Form,
  Button,
  Radio,
  Input,
  Upload,
  Space,
  Select,
  message,
} from 'antd'
import ReactQuill from 'react-quill'
import 'react-quill/dist/quill.snow.css'
import { PlusOutlined } from '@ant-design/icons'
import { Link, useSearchParams } from 'react-router-dom'
import './index.scss'
import { useEffect, useState } from 'react'
import { createArticleAPI, getArticleByIdAPI } from '@/apis/article'
import { useChannel } from '@/hooks/useChannel'

const { Option } = Select

const Publish = () => {
  // 获取频道列表
  const { channelList } = useChannel()
  // 收集表单数据
  const onFinish = (formVal) => {
    // 校验封面类型和封面数量是否一致
    if (imageList.length !== imageType) {
      return message.warning('封面类型和封面数量不一致')
    }
    // 处理数据格式
    const { title, content, channel_id } = formVal
    const reqData = {
      title: title,
      content: content,
      cover: {
        type: imageType,
        images: imageList.map((item) => item.response.data.url),
      },
      channel_id: channel_id,
    }
    // 调用接口
    createArticleAPI(reqData)
  }
  // 上传回调
  const [imageList, setImageList] = useState([])
  const onChange = (value) => {
    setImageList(value.fileList)
  }
  // 切换图片类型
  const [imageType, setImageType] = useState(0)
  const onTypeChange = (event) => {
    // 获取图片类型的值 event.target.value
    setImageType(event.target.value)
  }
  // 回填数据
  const [searchParams] = useSearchParams()
  const articleID = searchParams.get('id')
  // 获取实例
  const [form] = Form.useForm()
  useEffect(() => {
    // 通过id获取数据
    async function getArticleDetail() {
      const res = await getArticleByIdAPI(articleID)
      form.setFieldValue(res.data)
    }
    getArticleDetail()
  }, [articleID, form])
  return (
    <div className='publish'>
      <Card
        title={
          <Breadcrumb
            items={[
              { title: <Link to={'/'}>首页</Link> },
              { title: '发布文章' },
            ]}
          />
        }
      >
        <Form
          labelCol={{ span: 4 }}
          wrapperCol={{ span: 16 }}
          initialValues={{ type: 0 }}
          onFinish={onFinish}
          form={form}
        >
          <Form.Item
            label='标题'
            name='title'
            rules={[{ required: true, message: '请输入文章标题' }]}
          >
            <Input placeholder='请输入文章标题' style={{ width: 400 }} />
          </Form.Item>
          <Form.Item
            label='频道'
            name='channel_id'
            rules={[{ required: true, message: '请选择文章频道' }]}
          >
            <Select placeholder='请选择文章频道' style={{ width: 400 }}>
              {channelList.map((item) => (
                //   value属性，用户选定之后，会自动收集起来，作为接口的提交字段
                <Option key={item.id} value={item.id}>
                  {item.name}
                </Option>
              ))}
            </Select>
          </Form.Item>
          <Form.Item label='封面'>
            <Form.Item name='type'>
              <Radio.Group onChange={onTypeChange}>
                <Radio value={1}>单图</Radio>
                <Radio value={3}>三图</Radio>
                <Radio value={0}>无图</Radio>
              </Radio.Group>
            </Form.Item>
            {imageType > 0 && (
              <Upload
                action={'http://geek.itheima.net/v1_0/upload'}
                listType='picture-card'
                showUploadList
                name='image'
                onChange={onChange}
                maxCount={imageType}
              >
                <div style={{ marginTop: 8 }}>
                  <PlusOutlined />
                </div>
              </Upload>
            )}
          </Form.Item>
          <Form.Item
            label='内容'
            name='content'
            rules={[{ required: true, message: '请输入文章内容' }]}
          >
            <ReactQuill
              className='publish-quill'
              theme='snow'
              placeholder='请输入文章内容'
            />
          </Form.Item>

          <Form.Item wrapperCol={{ offset: 4 }}>
            <Space>
              <Button size='large' type='primary' htmlType='submit'>
                发布文章
              </Button>
            </Space>
          </Form.Item>
        </Form>
      </Card>
    </div>
  )
}

export default Publish
